Question

please answer in class 7 method I will mark you as brainliest​

Answer 1

Answer:

8

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Answer 2

Answer: 360

Step-by-step explanation: 2 (a square + ab) + 3 - ab

2 {5 square + 5 x (-3)} + 3 - {5 x (-3)}

2 {25 + (-15)} + 3 - (-15)

2 (25 - 15) + 3 + 15

2 x 10 + 18 = 20 x 18 = 360.

*Square means multiplying a number to itself.